28305016355

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{41513}}^1$

素因数の和:41577

約数の個数: 72

約数和(自身を含む): 45319339296

約数和(自身を除く): 17014322941

約数列:

[1, 5, 7, 11, 23, 35, 49, 55, 77, 115, 121, 161, 245, 253, 385, 539, 605, 805, 847, 1127, 1265, 1771, 2695, 2783, 4235, 5635, 5929, 8855, 12397, 13915, 19481, 29645, 41513, 61985, 97405, 136367, 207565, 290591, 456643, 681835, 954799, 1452955, 2034137, 2283215, 3196501, 4773995, 5023073, 6683593, 10170685, 10502789, 15982505, 22375507, 25115365, 33417965, 35161511, 46785151, 52513945, 73519523, 111877535, 115530679, 175807555, 233925755, 246130577, 367597615, 514636661, 577653395, 808714753, 1230652885, 2573183305, 4043573765, 5661003271, 28305016355]

約数ペア:

[(1, 28305016355), (5, 5661003271), (7, 4043573765), (11, 2573183305), (23, 1230652885), (35, 808714753), (49, 577653395), (55, 514636661), (77, 367597615), (115, 246130577), (121, 233925755), (161, 175807555), (245, 115530679), (253, 111877535), (385, 73519523), (539, 52513945), (605, 46785151), (805, 35161511), (847, 33417965), (1127, 25115365), (1265, 22375507), (1771, 15982505), (2695, 10502789), (2783, 10170685), (4235, 6683593), (5635, 5023073), (5929, 4773995), (8855, 3196501), (12397, 2283215), (13915, 2034137), (19481, 1452955), (29645, 954799), (41513, 681835), (61985, 456643), (97405, 290591), (136367, 207565)]